Cannot open an Inventor file in Solid Edge 2021.
Solution
You will need the Inventor 2020 Viewer, which can be downloaded from the following location:
https://knowledge.autodesk.com/support/inventor-products/downloads/caas/downloads/content/autodesk-inventor-view-2020.html?v=2020&_ga=2.46988453.305892375.1605131095-1824018412.1605131095
Notes and References
Hardware/Software Configuration
Platform: INTL64
OS: windows
OS Version: 10_1809
Product: SOLID_EDGE
Application: TRANSLATORS
Version: V221.0
Function: INVENTOR
Ref: 001-9932566